作者:Aditya L. Gottumukkala、Kiran Matcha、Martin Lutz、Johannes G. de Vries、Adriaan J. Minnaard
DOI:10.1002/chem.201200694
日期:2012.5.29
An efficient palladium catalyst is presented for the formation of benzylic quaternarystereocenters by conjugate addition of arylboronic acids to a variety of β,β‐disubstituted carbocyclic, heterocyclic, and acyclic enones. The catalyst is readily prepared from PdCl2, PhBOX, and AgSbF6, and provides products in up to 99 % enantiomeric excess, with good yields. Based on this strategy, (−)‐α‐cuparenone